Mary Moon, PhD is a professional scientist, technical writer, and editor. She consults for ICML, contributes regularly to Lubes'n'Greases magazine, and is Technical Editor of The NLGI Spokesman. She has worked as a chemist with hands-on R&D and project management experience formulating, testing, manufacturing, and marketing lubricating oils and greases and other specialty chemicals. Contact her at mmmoon@ix.netcom.com or (267) 567-7234.